Organ Systems Flashcards
Capillaries have ___________ surface area than arteries or veins.
Greater
What is the primary function of the large intestine?
To control the amount of water in undigested waste.
What is the correct order of organization from simple to most complex in an organism.
cell, tissue, organ, organ system, organism.
Where does egg production take place?
Ovaries
Where does the most photosynthesis take place in a plant?
Leaves
What tissue in the heart is stimulated by a pacemaker?
Muscle Tissue.
What is the primary purpose of the leaves on a plant?
To make food.
The large muscle that helps the lungs inflate and deflate is the _____________.
Diaphragm
During an asthma attack the ______________ constrict due to inflammation
Bronchioles
What is the basic structural unit of the nervous system?
Neuron
Why do fish gills have microscopic feather-like extensions?
They increase surface area to increase the gas exchange.
The _____________ and ______________ systems work together to transport oxygen to the cells.
Circulatory and respiratory
Why are laxatives NOT an effective way to lose weight?
Because absorption of calories happens in the small intestine and laxatives prevent water from being absorbed by the large intestine.
The _____________ system’s primary function is continuation of the species.
Reproductive
_________ and __________ are similar because the limit movement of substances through the system.
Valves and sphincters
